18479457

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2039}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 28641600

約数和(自身を除く): 10162143

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 2039, 3021, 6117, 9063, 18351, 38741, 108067, 116223, 324201, 348669, 972603, 2053273, 6159819, 18479457]

約数ペア:

[(1, 18479457), (3, 6159819), (9, 2053273), (19, 972603), (53, 348669), (57, 324201), (159, 116223), (171, 108067), (477, 38741), (1007, 18351), (2039, 9063), (3021, 6117)]